AR-15 Barrels
The AR-15 barrel is one of the most critical parts of your AR-15 – let AT3 Tactical help you find the right AR-15 barrel for your setup.
Barrels come in a variety of lengths, materials, and designs to serve the specific purpose of your weapon. Learn more about AR-15 barrels in our article: Choosing an AR15 Barrel – 5 Things to Consider READ MORE
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Faxon Firearms 16 inch .450 Bushmaster Barrel – Carbine Gas – 4150 QPQ
Big Bore Barrel for your new "Thumper" AR-15 If you're looking to sling serious lead through your AR-15, you're probably looking at the big bore options for the caliber. .450... -
New
Faxon Firearms 10.5 inch .458 Socom Barrel – Pistol Gas – 4150 QPQ
Short Barrel, Big Bore - Great for "Pistol" Hunters The .458 Socom is about as big as you can get for slinging lead from an AR-15. Designed with huge power... -
New
Ballistic Advantage 5.56 16″ Barrel – HBAR Profile Midlength 1:7 Twist – 4150 CMV...
High Accuracy with a Barrel that Won't Flex Adding weight to the AR-15 can sometimes be seen as a bad thing in the world of high-speed, low-drag operators. But the... -
New
Ballistic Advantage 5.56 NATO 18″ Barrel – SPR Rifle Length w/ OPS 12 –...
Duty-Ready SPR Profile Barrel with Durable Nitride Finish With an 18 inch barrel for an optimal velocity-to-length ratio, and a heavy profile for repeatable accuracy and rigidity, this Modern series... -
Rosco Manufacturing Bloodline 16 Inch Midlength Barrel – 5.56 NATO
The Ideal Barrel For Great Balance Of Speed And Performance The Rosco Manufacturing Bloodline 16 Inch Midlength Barrel 556 was designed around the military and law enforcement specifications for an... -
New
Odin Works 6.5mm Creedmoor Tactical Match Proof AR-10 Barrel
Tactical Match Proof Barrel Equipped with Odin Work's XL Rifle Gas System The Odin Works 6.5mm Creedmoor is a Tactical Match style profile barrel equipped with Odin Work's specially designed... -
Diamondback Firearms 16 Inch Midlength Barrel – 5.56 NATO – 4150 CMV QPQ
High Value 5.56 Barrel for the Working American Low cost and high value components can be hard to come by - luckily, Diamondback Firearms delivers with their barrels. This midlength... -
5.56 Barrel for 16 Inch M4 by Anderson – Carbine Length
Reliable and Consistent - Superior Quality Meets Affordability Made from 4150 CMV steel with a parkerized finish, this barrel offers reliability, consistency and premium quality without hurting your pocket. Chambered... -
Rosco Manufacturing Bloodline 11.5 Inch Carbine Barrel – 5.56 NATO
Perfect Addition To Any SBR or Pistol Build For Modern Day Shooters The Bloodline series of barrels was designed and built entirely in-house by Rosco Manufacturing with the sole purpose... -
Faxon Firearms 11.5 inch Gunner Barrel – 5.56 NATO – Mid-Length – 4150 QPQ
Introducing the BIG GUNNER - Perfect for Suppressed Shooters Ideal for suppressed shooters, the BIG GUNNER is designed for those looking to save weight while still allowing for the use... -
Ballistic Advantage 5.56 16″ Barrel – Hanson Mid-Length – Performance Series
Features Precision-machined 4150 CMV Steel, QPQ Finish & A Sub-MOA Accuracy Guarantee The Ballistic Advantage 5.56 16" Barrel - Hanson Mid-Length - Performance Series combines the durability and strength of... -
Ballistic Advantage 5.56 11.5″ Barrel – Government Profile Carbine Length 1:7 Twist – 4150...
Ballistic Advantage Modern Series barrels feature precision-machined 4150 CMV steel, durable Nitride coating, and a Sub-MOA accuracy guarantee. This 5.56 chambered 11.5 inch Government Profile Modern Series Barrel is machined... -
Rosco Manufacturing Bloodline 10.5 Inch Carbine Barrel – 5.56 NATO
Perfect Addition To Any SBR or Pistol Build For Modern Day Shooters The Bloodline series of barrels was designed and built entirely in-house by Rosco Manufacturing with the sole purpose... -
Anderson 5.56 16 inch M4 Barrel, Assembled Front Sight – Carbine Length
An Excellent Pick for your Next Build - Affordable and Highly Recommended The perfect choice for your next AR build! Made from 4150 CMV Steel with a parkerized finish which... -
Ballistic Advantage 9MM 11″ Barrel – 1:10 Twist – 4150 CMV Nitride – Modern...
Ballistic Advantage Modern Series barrels feature precision-machined 4150 CMV steel, durable Nitride coating, and a Sub-MOA accuracy guarantee. This 9mm chambered 11 inch Modern Series Barrel is machined from 4150... -
POF 16.5 Inch E2 Barrel – 5.56 NATO – Midlength – 4150 CMV QPQ
Makes Your Shooting A Breeze Even With Coated Ammunition The POF 16.5 Inch E2 Barrel - 5.56 NATO - Midlength is an excellent option for your next AR build that... -
Anderson 5.56 10.5 inch M4 Barrel – Carbine Length
Excellent Quality - Unbeatable Value An all-around barrel, perfect for your next build! Made from 4150 CMV Steel with a Nitride finish, this barrel provides accuracy for your 5.56 build.... -
Ballistic Advantage 5.56 16″ Barrel – M4 Carbine Length 1:7 Twist – 4150 CMV...
Ballistic Advantage Modern Series barrels feature precision-machined 4150 CMV steel, durable Nitride coating, and a Sub-MOA accuracy guarantee. Our 5.56 chambered 16 inch M4 Profile Carbine Length Modern Series Barrel... -
Ballistic Advantage .300 Blackout 10″ Barrel – Pistol Length 1:7 Twist – 4150 CMV...
Ballistic Advantage Modern Series barrels feature precision-machined 4150 CMV steel, durable Nitride coating, and a Sub-MOA accuracy guarantee. This .300 Blackout chambered 10 inch Modern Series Barrel is machined from... -
Faxon Firearms 16 inch Pencil Barrel – 5.56 NATO – Mid-Length – 4150 QPQ
Preferred by Major Brands - Lightweight and Extremely Accurate Faxon Firearms Barrels are known for its superior quality and value. This 16" Pencil Barrel is a favorite among major brands... -
Stern Defense AR-15 9mm 10.5″ Barrel – 1:10 Melonite 1/2-36 Threaded
A Deeper Throat Barrel To Accommodate Bullets With A Longer Ogive The Stern Defense AR-15 9mm 10.5" Barrel is an excellent option if you're looking to build your own custom... -
Stern Defense AR-15 9mm 16.1″ Barrel – 1:10 Melonite 1/2-36 Threaded
A Deeper Throat Barrel To Accommodate Bullets With A Longer Ogive The Stern Defense AR-15 9mm 16.1" Barrel is an excellent option if you're looking to build your own custom... -
Ballistic Advantage 5.56 12.5″ Barrel – Government Profile Carbine Length 1:7 Twist – 4150...
Ballistic Advantage Modern Series barrels feature precision-machined 4150 CMV steel, durable Nitride coating, and a Sub-MOA accuracy guarantee. This 5.56 chambered 12.5 inch Government Profile Modern Series Barrel is machined... -
Odin Works AR-15 223 Wylde Barrel 18″ 3-Gun Rifle
Tighter Button-Rifled Barrel For Improved Accuracy The Odin Works AR-15 223 Wylde 18" 3-Gun Rifle Barrel is a high-quality upgrade for your AR-15 that is button-rifled and made from 416R...
Other AR-15 Upper Receiver Components:
AR 15 Charging Handles
AR 15 Gas Blocks & Tubes
AR 15 Handguards & Quad RailsAR-15 Barrels
AR-15 Bolt Carrier Groups
AR-15 Front Grips
AR-15 Upper Receivers and Parts
Muzzle Devices
AR-15 Handguard Accessories
